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Plumb display metrics into SkyView

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This CL teaches SkyView the width, height, and device pixel ratio of the
display. In the future, we'll want some sort of notification system for when
these values change.

R=eseidel@chromium.org

Review URL: https://codereview.chromium.org/1139823010
This commit is contained in:
Adam Barth 2015-05-19 14:54:08 -07:00
parent ad1f78f42b
commit 7c90e5e9bf
1 changed files with 13 additions and 1 deletions
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14
engine/src/flutter/shell/ui/engine.cc
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@ -8,6 +8,8 @@
#include "base/trace_event/trace_event.h"
#include "mojo/public/cpp/application/connect.h"
#include "sky/engine/public/platform/WebInputEvent.h"
#include "sky/engine/public/platform/sky_display_metrics.h"
#include "sky/engine/public/platform/sky_display_metrics.h"
#include "sky/engine/public/web/Sky.h"
#include "sky/engine/public/web/WebLocalFrame.h"
#include "sky/engine/public/web/WebSettings.h"
@ -88,6 +90,7 @@ skia::RefPtr<SkPicture> Engine::Paint() {
if (sky_view_) {
skia::RefPtr<SkPicture> picture = sky_view_->Paint();
canvas->clear(SK_ColorBLACK);
canvas->scale(device_pixel_ratio_, device_pixel_ratio_);
if (picture)
canvas->drawPicture(picture.get());
}
@ -121,6 +124,14 @@ void Engine::OnViewportMetricsChanged(int width, int height,
float device_pixel_ratio) {
physical_size_.SetSize(width, height);
device_pixel_ratio_ = device_pixel_ratio;
if (sky_view_) {
blink::SkyDisplayMetrics metrics;
metrics.physical_size = physical_size_;
metrics.device_pixel_ratio = device_pixel_ratio_;
sky_view_->SetDisplayMetrics(metrics);
}
if (web_view_)
UpdateWebViewSize();
}
@ -150,7 +161,8 @@ void Engine::OnInputEvent(InputEventPtr event) {
ConvertEvent(event, device_pixel_ratio_);
if (!web_event)
return;
web_view_->handleInputEvent(*web_event);
if (web_view_)
web_view_->handleInputEvent(*web_event);
}
void Engine::LoadURL(const mojo::String& url) {